Distribution: Occurring east of the Cascades crest in Washington; Washington to Oregon, east to Idaho.
Habitat: Wet slopes and cliffs, often near watercourses.
Flowers: April-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, beetles, wasps
Scapose, herbaceous perennials from rhizomes, often mat-forming.
Leaves all basal, petiolate, the petioles flattened, 4-10 cm. long; blades broadly ovate to deltate, 4-10 cm. long, fleshy, the base tapered, the margins entire, hairy, the surfaces nearly glabrous.
Inflorescence an elongate, conic, open, compound panicle with 30 or more flowers, 20-50 cm. long, with purple-tipped, stalked glands; sepals 5, spreading, ovate to deltate; petals 5, white, not spotted, clawed, 2-3 mm. longer than the sepals; stamens 10, the filaments linear and flattened; pistils 2, fused half their length.
Capsules green or reddish-purple.
PNW Herbaria: Specimen records of Micranthes fragosa in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Micranthes fragosa checklist entry
OregonFlora: Micranthes fragosa information
E-Flora BC: Micranthes fragosa atlas page
CalPhotos: Micranthes fragosa photos